// $Id: ArtistEditor.java 324 2009-04-29 05:54:25Z huijzer $

/*    
    Aoide is a web-based music catalog using the Spring Framework.
    Copyright (C) 2009  Arjan Huijzer

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License along
    with this program; if not, write to the Free Software Foundation, Inc.,
    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   
    You can contact Arjan Huijzer by sending an e-mail to huijzer@gmail.com.
*/

package org.aoide.web.propertyeditor;

import java.beans.PropertyEditorSupport;

import org.aoide.core.persistence.Artist;
import org.aoide.core.persistence.ArtistDao;
import org.springframework.util.StringUtils;

public class ArtistEditor extends PropertyEditorSupport {

        private ArtistDao dao;

        public ArtistEditor(ArtistDao dao) {
                setDao(dao);
        }
       
        public void setDao(ArtistDao dao) {
                this.dao = dao;
        }

        public ArtistDao getDao() {
                return this.dao;
        }
       
        public void setAsText(String text) throws IllegalArgumentException {
                if (! StringUtils.hasText(text)) {
                        throw new IllegalArgumentException("Text must not be empty or null.");
                }
               
                Artist artist = (Artist) getDao().load(text);
                setValue(artist);
        }
       
        public String getAsText() {
                Artist artist = (Artist) getValue();
                if (artist == null) {
                	return "";
                }
                
                return artist.getUuid();
        }
       
}

